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A067213 Number of n X n 0..5 matrices with all row and column sums equal. 0
6, 36, 2442, 4756140 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

CROSSREFS

Sequence in context: A061234 A061584 A197191 * A202781 A173604 A175719

Adjacent sequences:  A067210 A067211 A067212 * A067214 A067215 A067216

KEYWORD

nonn

AUTHOR

R. H. Hardin (rhhardin(AT)att.net), Feb 20 2002

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Last modified February 16 06:46 EST 2012. Contains 205867 sequences.